LIGHT METER

KEW 5204BT

For efficient good illuminance level achievement and management!

  • Detachable & Rotatable Light Sensor
  • Data Hold Function
  • MAX/MIN Function
  • Large LCD with Backlight
  • LED illuminance can be measured

*LED illuminance measurements are verified by testing only the typical illuminance, frequency, and duty ratio of pulsed white LED.

Video

How to use ” KEW Smart Advanced App” and explaining each function.

Product Overview

Adequate Light Levels for Your Working or at Your Work Areas

Detachable & Rotatable Light Sensor

The light sensing probe can be fixed on the meter parallel or perpendicular to the LCD Display.
Or it may be detached from the unit to fit the measuring requirement.

Name of Parts and Position

① Lens Protecting Cover ⑥ HOLD button
② Light Sensing Probe/Photocell ⑦ Max/Min button
③ LCD Display ⑧ Range selector button
④ Power button ⑨ 0 ADJ button
⑤ Backlight button ⑩ Battery cabinet cover

Relative Spectral Response Characteristics in the Visible Spectrum

 Measurement Data Management Application "KEW Smart Advanced"

One application can manage all supported models.
Click here for more information

Specification

Measuring Range 0.0~199900 lx
Range 199.9/1999/19990/199900 lx
Resolution 0.1 lx
Light detector Silicon photo diode
Accuracy ±4%rdg±5dgt(23℃±2℃)
Angle deviation from
cosine characteristics
10°±1.5%
30°±3%
60°±10%
80°±30%
Temperature
characteristics
±5% (at23℃ reference and a range of 0 to 40℃)
Relative spectral
sensitivity characteristics
Deviation from spectral luminous
efficiency: 9%
Response time Auto-ranging: 5s or less
Manual ranging: 2s or less
Communication interface Bluetooth®5.0
Power source R6/LR6(AA)(1.5V) x 2
Auto power off 30 min.
Operating temperature and humidity range 0 - 40°C, relative humidity 80% or less(no condensation)
Storage temperature and humidity range -10 - 60℃, relative humidity 70% or less(no condensation)
Dimension / Weight 169 (L) x63 (W) x37 (D) mm / Approx. 210g
Applicable Standards JIS C 1609-1:2006, IEC 61326
Accessories 9195 (Carrying case)
Instruction Manual
LR6(AA)×2

Accessories

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